21542104320

Names of 21542104320

• Cardinal: 21542104320 can be written as Twenty-one billion, five hundred forty-two million, one hundred four thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.154210432 × 10¹⁰

Factors of 21542104320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 745

Divisors of 21542104320

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 64 66 71 80 88 96 110 120 121 128 132 142 160 165 176 192 213 220 240 242 256 264 284 320 330 352 355 363 384 426 440 480 484 528 568 605 640 653 660 704 710 726 768 781 852 880 960 968 1056 1065 1136 1210 1280 1306 1320 1408 1420 1452 1562 1704 1760 1815 1920 1936 1959 2112 2130 2272 2343 2420 2612 2640 2816 2840 2904 3124 3265 3408 3520 3630 3840 3872 3905 3918 4224 4260 4544 4686 4840 5224 5280 5680 5808 6248 6530 6816 7040 7183 7260 7744 7810 7836 8448 8520 8591 9088 9372 9680 9795 10448 10560 11360 11616 11715 12496 13060 13632 14080 14366 14520 15488 15620 15672 17040 17182 18176 18744 19360 19590 20896 21120 21549 22720 23232 23430 24992 25773 26120 27264 28732 29040 30976 31240 31344 34080 34364 35915 37488 38720 39180 41792 42240 42955 43098 45440 46363 46464 46860 49984 51546 52240 54528 57464 58080 62480 62688 68160 68728 71830 74976 77440 78360 79013 83584 85910 86196 90880 92726 92928 93720 99968 103092 104480 107745 114928 116160 124960 125376 128865 136320 137456 139089 143660 149952 154880 156720 158026 167168 171820 172392 185452 187440 199936 206184 208960 215490 229856 231815 232320 237039 249920 250752 257730 272640 274912 278178 287320 299904 313440 316052 343640 344784 370904 374880 395065 412368 417920 430980 459712 463630 464640 474078 499840 501504 509993 515460 549824 556356 574640 599808 626880 632104 687280 689568 695445 741808 749760 790130 824736 835840 861960 919424 927260 948156 999680 1019986 1030920 1099648 1112712 1149280 1185195 1253760 1264208 1374560 1379136 1390890 1483616 1499520 1529979 1580260 1649472 1723920 1838848 1854520 1896312 2039972 2061840 2199296 2225424 2298560 2370390 2507520 2528416 2549965 2749120 2758272 2781780 2967232 2999040 3059958 3160520 3298944 3447840 3709040 3792624 4079944 4123680 4450848 4597120 4740780 5056832 5099930 5498240 5516544 5563560 5609923 5934464 6119916 6321040 6597888 6895680 7418080 7585248 7649895 8159888 8247360 8901696 9194240 9481560 10113664 10199860 10996480 11127120 11219846 11868928 12239832 12642080 13791360 14836160 15170496 15299790 16319776 16494720 16829769 17803392 18963120 20227328 20399720 22254240 22439692 24479664 25284160 27582720 28049615 29672320 30340992 30599580 32639552 32989440 33659538 35606784 37926240 40799440 44508480 44879384 48959328 50568320 56099230 59344640 60681984 61199160 65279104 67319076 75852480 81598880 84148845 89016960 89758768 97918656 101136640 112198460 122398320 130558208 134638152 151704960 163197760 168297690 178033920 179517536 195837312 224396920 244796640 269276304 303409920 326395520 336595380 359035072 391674624 448793840 489593280 538552608 652791040 673190760 718070144 897587680 979186560 1077105216 1346381520 1436140288 1795175360 1958373120 2154210432 2692763040 3590350720 4308420864 5385526080 7180701440 10771052160 21542104320
• Sum of all divisors σ(n): 76805801856
• Sum of proper divisors (its aliquot sum) s(n): 55263697536
• 21542104320 is an abundant number, because the sum of its proper divisors (55263697536) is greater than itself. Its abundance is 33721593216

Bases of 21542104320

• Binary: 10100000100000000100110110100000000₂
• Hexadecimal: 0x504026D00
• Base-36: 9W9M22O

Squares and roots of 21542104320

• 21542104320 squared (21542104320²) is 464062258533762662400
• 21542104320 cubed (21542104320³) is 9996877584309125515541741568000
• The square root of 21542104320 is 146772.2873024741
• The cube root of 21542104320 is 2782.4628520617

Scales and comparisons

• 21,542,104,320 seconds is equal to 684 years, 50 weeks, 3 days, 21 hours, 52 minutes.
• To count from 1 to 21,542,104,320 would take you about one thousand, three hundred sixty-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21542104320 cubic inches would be around 231.9 feet tall.

Recreational maths with 21542104320

• 21542104320 backwards is 02340124512
• 21542104320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21542104320's digits is 24
• More coming soon!